Turbulator Length & Location - Schwank STS-JZ Installation & Owner's Manual

8. TURBULATOR LENGTH & LOCATION IN SYSTEM:
NOTE: Improper location of a turbulator can cause malfunction of the heater,
property damage, and will void the heater warranty.
Tubes with turbulators are clearly labeled for easy identification. Models with as-
terisk refer to notes below the table.
See next page for an illustration of turbulator length and location.
TABLE 3: TURBULATOR LENGTH & LOCATION IN SYSTEM:
GAS TYPE
NG or Propane
NG or Propane
NG or Propane
NG or Propane
NG or Propane
NG or Propane
NG ONLY 100 x 20
NG or Propane 110 x 30
NG or Propane 110 x 40
NG or Propane 110 x 50
NG ONLY
130 x 30
NG or Propane 130 x 40
NG or Propane 130 x 50
NG or Propane 155 x 40
NG or Propane 155 x 50
NG or Propane 155 x 60
NG or Propane 175 x 50/60
NG ONLY
175 x 70
NG ONLY 200 x 50
NG or Propane 200 x 60/70
MODEL TURBULATOR
x Length (ft)
LENGTH(S)
45 x 20 39" + 96"
60 x 20 39" + 96"
1 1
60 x 30 96"
80 x 20 39" + 96"
1 1
80 x 30 96"
80 x 40 24" + 109"
Stamped S/S
60" + 96"
24" + 109"
24" [3rd Tube]
60" + 96"
24" + 109"
24" [3rd Tube]
24" + 109"
24" [3rd Tube]
24" [3rd Tube]
2
40" + 72"
2
40" + 72"
40" + 72"
3
40" + 72"
TURBULATOR FOOTNOTES:
1. 60 / 80 x 30': Remove 5 ft section of tur-
bulator from the aluminized steel tube
(2nd tube in system); install tube with 96"
turbulator at the vent end of the system
2. 175 Propane x 60': Install tube with tur-
bulators as 5th tube in the system
175 NG x 60' & 70': Install tube with tur-
bulators as 6th tube in the system
3. 200 x 60' & 70': Remove 40" piece of tur-
bulator from the upstream end of tube
with turbulator, and install the tube with
turbulator as the 6th tube in the system
2
2
3
13
STS-JZ-F / IQ-F I&O Manual Z83.20-2016
IM101220
RD: APR 2019
RL: 20C